10 Best Email Marketing Software for Startups 2025

Startups don’t have the luxury of big budgets or large teams, so every marketing dollar and every hour of work has to count. That’s why email marketing is such a powerful growth channel for early-stage companies. It’s affordable, measurable, and scalable. The right software helps startups capture leads, send personalized campaigns, automate follow-ups, and track revenue impact, all without needing a big marketing team. With smart automation, personal touches, and clear insights, these tools free you up to focus on what matters most: growing your business and connecting with your audience. Here are the top 10 platforms in 2025 that can help your startup do just that.

Top email marketing software for startups in 2025

What makes these platforms stand out? They’re affordable, they grow with you, and they’re easy to pick up, even if you’re juggling a dozen things at once. Each one has its own perks and price points, so you can find the email marketing tool that fits your unique journey as a startup founder.

1. Mailmodo

Mailmodo is an AI-driven email marketing platform that empowers businesses to harness artificial intelligence for their email campaigns. The platform uses AI to create compelling emails, build sophisticated customer journeys, automate complex campaigns, and deliver intelligent performance reports.

Additionally, the platform features a user-friendly, drag-and-drop builder and enables the creation of interactive, AMP-powered emails where users can complete forms, take quizzes, and make purchases directly within the email interface.

Key features:

• Interactive AMP emails that boost engagement and reduce drop-offs.

• Automated onboarding journeys to guide new users through product activation.

• In-email forms for faster feedback collection and customer research.

• Pre-built templates for quick campaign launches without a design team.

• Integrations with CRMs and analytics tools to connect with your growth stack.

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2. Brevo 

Looking to run email and multichannel marketing from a single platform? Brevo brings email, SMS, WhatsApp, push notifications, and more together in one place, which means it's simple for startups to manage multiple channels without juggling separate apps or complicated workflows.

You can also use AI to generate subject lines and email content quickly, while predictive sending ensures messages reach each recipient at the best time. This helps startups improve engagement and save time, letting the team focus on growth instead of managing every detail manually.

Key features:

• Drag-and-drop editor for quick email design without technical skills.

• Transactional email support to manage confirmations, receipts, and alerts.

• SMS and WhatsApp campaigns for multi-channel outreach.

• Basic CRM built in for managing early customer pipelines.

• Automation workflows that scale as your customer base grows.

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3. Mailchimp

Mailchimp lets you start with a variety of templates, including pre-made options, previously sent emails, or your own saved designs. You can customize styles for desktop and mobile separately, so each email looks great on any device, and the new builder makes editing individual content blocks quick and straightforward.

You can also set up robust automation flows right from the Automation homepage. Start from scratch or choose from pre-made templates, then customize background colors, body colors, and images for each email. This makes it easy for startups to run automated campaigns that feel personal and polished without needing to manually handle every message.

Key features:

• Free plan with generous contact limits for early growth stages.

• Audience segmentation to personalize communication as you scale.

• AI-powered content assistant for faster copy generation.

• Reporting dashboards to track campaign performance at a glance.

• Simple website and landing page builder for MVP launches.

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4. ActiveCampaign

Looking for an email marketing platform that gives you precise control over automation? ActiveCampaign lets you use the "Jump To" feature to move contacts through your automation as soon as they meet specific conditions. This means contacts can skip unnecessary steps and go directly to the next relevant action, helping startups create efficient workflows without manually tracking each contact.

You can also use the AI Actions Library to automate tasks and restore information. Each time a contact passes through the action, the resulted contact, account, or deals can be automatically

Key features:

• Advanced automation builder for detailed workflows.

• Built-in CRM for sales and marketing alignment.

• Lead scoring to prioritize high-value opportunities.

• Personalized email sequences based on user behavior.

• Integrations with 900+ apps to connect your full stack.

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5. Moosend

One of the key benefits of using Moosend is it offers you various kinds of campaign options like newsletters, promotional emails, RSS campaigns, and more. All of this can be managed from a single dashboard, making it easier for startups to run marketing, service updates, and personalized messages without juggling multiple tools.

You can also customize every campaign in detail. Moosend’s editor lets you adjust layouts and individual content blocks, save templates or elements for reuse, and build campaigns step by step. This setup makes it simple to maintain a consistent design while creating dynamic emails efficiently for different purposes.

Key features:

• Easy automation workflows for customer onboarding and retention.

• AI-powered product recommendations for e-commerce startups.

• Landing page builder for quick campaign testing.

• Pre-built email templates for fast campaign launches.

• Advanced analytics for tracking growth metrics.

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6. ConvertKit

If you are looking for a tool that is specifically focused on newsletters, ConvertKit might be your ultimate choice. The platform offers visual automations, where you can customize each subscriber’s path based on their actions and deliver the right content at the right time.

It further reinforces its focus on newsletters by letting users monetize their content. You can set up subscription products with recurring billing, define the price and billing frequency, and manage everything directly within ConvertKit.

Key features:

• Visual automation builder for simple audience journeys.

• Creator-focused tools like product and subscription sales.

• Landing pages and forms for growing email lists fast.

• Tag-based segmentation for targeted communication.

• Integrations with platforms like Gumroad and Shopify.

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7. Drip

Just like other tools on the list, Drip offers a solid set of automated workflows. What makes it stand out is the ability to add descriptions and notes to each workflow node. This makes it easy to communicate your strategy to your team or anyone you share the workflow template with.

Drip also provides embedded forms, offering a secure, GDPR-compliant way to capture subscriber information. These forms can be added directly to your website with automatically generated HTML, remain visible on the page, and function consistently regardless of visitor activity.

Key features:

• Pre-built e-commerce automation workflows.

• Deep integrations with Shopify, WooCommerce, and BigCommerce.

• Personalized product recommendations in emails.

• Revenue dashboards tied directly to campaigns.

• SMS marketing to complement email campaigns.

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8. HubSpot Email Marketing

If you are looking for a platform that combines email marketing with CRM and sales tools, HubSpot might be your top choice. The platform offers seamless integration between email campaigns and your CRM, allowing you to personalize content based on customer data and interactions.

HubSpot also includes advanced automation workflows. You can create custom triggers, segment contacts, and monitor performance, ensuring that your marketing efforts are efficient and targeted without requiring manual intervention.

Key features:

• Free plan with professional-grade email design.

• Drag-and-drop editor for quick creation.

• Personalization tokens for tailored messaging.

• Integrated with HubSpot CRM for unified customer data.

• A/B testing to optimize engagement.

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9. GetResponse

If you are looking for a platform focused on improving customer engagement, GetResponse might be a great choice. The platform offers an Engagement Score tool that tracks and scores your contacts based on their interactions with your emails. It assigns emails on a level of five-step scale, such as not engaged, risk neutral, engaged, and highly engaged.

GetResponse also includes AI tools to help create email content and campaigns. By maintaining simple guidelines in your promp,t like using clear language and specifying what the AI should or shouldn’t do, you can quickly draft effective messages

Key features:

• Email automation builder for targeted campaigns.

• Built-in webinar hosting for audience engagement.

• Landing page and funnel builders for quick campaigns.

• List segmentation to target based on behavior.

• AI-powered subject line optimization.

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10. AWeber

With a drag-and-drop editor, AWeber helps you create emails quickly. The Element Menu on the left floats subtly with soft corners and is a collapsible components that help reduce clutter. You can easily navigate through message settings, rows, or individual elements using the breadcrumb menu, making it simple to stay organized while designing campaigns.

The platform also includes a unique Newsletter Assistant for each list, so you can draft messages just by sending an email. You can request edits, refine content, and get personalized suggestions, which makes it feel like you have a team member helping you craft relevant, polished emails for your audience.

Key features:

• Drag-and-drop email builder with beginner-friendly templates.

• Automated follow-up emails for customer onboarding.

• Pre-built landing pages to grow email lists.

• E-commerce integrations with Shopify, Etsy, and PayPal.

• Detailed performance analytics for campaign tracking.

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Conclusion 

The best email marketing software for startups in 2025 isn’t just about firing off emails, it’s about building real, lasting connections with your audience and making your growth journey a little smoother. Maybe you want to wow customers with Mailmodo’s interactive messages, create something special with ConvertKit, or keep things simple and affordable with Moosend. No matter where you are on your startup path, there’s a tool out there that fits your needs and your style.

Most of these tools let you try them out for free, so don’t be shy about taking a few for a spin before deciding. The right email marketing tool will do more than just save you time, it’ll help you create customer moments that feel personal and genuine, all while giving your startup the boost it deserves.